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Camera (CAMERA or WEBCAM), also known as computer camera, computer eye, electronic eye, etc., is a video input device, is widely used in video conferencing, telemedicine and real-time monitoring.
Ordinary people can also talk and communicate with each other via webcam on the Internet with images and sound. In addition, people can also use it for a variety of popular digital imaging, audio and video processing.
Cameras can be divided into two categories: digital cameras and analog cameras. Digital cameras can convert analog video signals generated by video capture devices into digital signals, which in turn can be stored in a computer. Analog cameras capture video signals that must be converted from analog to digital by a specific video capture card and compressed before they can be converted to a computer.
Digital webcams can capture images directly and then transfer them to a computer via serial, parallel, or USB ports. The camera on the computer market is basically a digital camera, and the digital camera to use the new data transfer interface USB digital camera is the main, most of the market is visible on this product.